Item # NN3011KC1NAP4, Double Row Cylindrical Roller Bearing w/ Tapered Bore

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	Item # NN3011KC1NAP4, Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN

The rollers in the NN type bearing are guided by the ribs of the inner ring.

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

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Ordering Options		Order Online through NTN DOL Contact NTN Customer Relations Search for a Licensed Distributor

Technical Specifications

Type		Cylindrical Roller Bearing

Bore Type		Tapered

Material		Hardened Alloy Steel

Cage Material		High Strength, 2 piece, Machined Brass

Limiting Speed - Oil		8600 RPM

Limiting Speed - Grease		7300 RPM

Taper		1:12

Precision		ISO Class 4

Configuration		Two

Oil Hole		w/o Oil Hole

Radial Internal Clearance		C1NA

Static Load Rating		21700 lbf 96500 N 96.50 kN

Dynamic Load Rating		15600 lbf 69500 N 69.50 kN

Enclosure		Open

Weight		1.356 lb 0.615 kg

Operating Temperature Range		-40 to 250 ºF -40 to 120 ºC

Dimensional Specifications

		Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN - Dimensions larger image

d		2.1654 in 55.000 mm

D		3.5433 in 90.000 mm

B		1.0236 in 26.000 mm

C		1.0236 in 26.000 mm

Ew		3.1890 in 81.000 mm

r		0.0433 in 1.100 mm

da min		2.4213 in 61.500 mm

db min		2.5000 in 63.500 mm

Da max		3.2283 in 82.000 mm

Db min		3.2283 in 82.000 mm

Db max		3.2874 in 83.500 mm

ras max		0.0394 in 1.000 mm

Item # NN3011KC1NAP4, Double Row Cylindrical Roller Bearing w/ Tapered Bore - Type NN